\textbf{Panel B: Control Schools }  \\ \hline
Content Knowledge   &      -0.057&       0.055&       0.023\\
                    &     (0.099)&     (0.055)&     (0.061)\\
                    &     [0.568]&     [0.323]&     [0.705]\\
\midrule
\# Students         &       3,232&       3,232&       3,232\\
 \(R^{2}\)          &       0.740&       0.773&       0.939\\
